Radiation curable powder coating compositions and their use
    2.
    发明授权
    Radiation curable powder coating compositions and their use 失效
    辐射固化粉末涂料组合物及其用途

    公开(公告)号:US06825240B2

    公开(公告)日:2004-11-30

    申请号:US10321384

    申请日:2002-12-18

    Abstract: A radiation curable powder coating composition, comprising I.) a binder comprising A) 60-90% by weight of at least one amorphous urethane acrylate; and B) 10-40% by weight of at least one crystalline urethane acrylate; wherein a Tg of a mixture of A) and B) is at least 35° C.; and II.) an auxiliary and an additive, excluding an UV initiator, crosslinks to yield a lightfast and weather-stable film.

    Abstract translation: 一种可辐射固化粉末涂料组合物,其包含I.)一种粘合剂,其包含A)60-90重量%的至少一种无定形聚氨酯丙烯酸酯; 和B)10-40重量%的至少一种结晶聚氨酯丙烯酸酯; 其中A)和B)的混合物的Tg至少为35℃。 和II。)除了UV引发剂之外的辅助剂和添加剂交联以产生耐光和耐候稳定的膜。

Patent Agency Ranking